If your destination is east of Village Center Drive (shown in blue), use Yorba Linda Boulevard/Weir Canyon Road from the Riverside Freeway to get to and from your destination. If your destination is west of Village Center, use Imperial Highway to the greatest extent possible to get to and from your destination.
If you have recurrent mouth ulcers, they may be caused by an underlying medical condition, such as those outlined below. 1  Vitamin B12 deficiency: vitamin B12 helps to make red blood cells and keeps your body's nervous system healthy. 2  A lack of vitamin B12 can cause tiredness, shortness of breath and mouth ulcers.
Causes of Mouth Ulcers or Sores. 1  Canker Sores. The main cause of 1 or 2 mouth ulcers after age 5. 2  Hand-Foot-Mouth Disease. The most common cause of multiple ulcers in the mouth. 3  Herpes Simplex Virus (Cold sore virus). The first infection can be severe. 4  Cold Sores (Fever Blisters). Sores are only found outside the mouth on the outer lip. They recur 2 or 3 times a year in the same place. There are no ulcers inside the mouth. Adult cold sores are the cause of Herpes Simplex infections in young children. Occurs in 20% of teens and adults.